查询词典 stokes

Based on the fully implicit unfactored method, a numerical solution of three-dimensional unsteady Reynolds-averaged Navier-stokes equations is presented, in which the revised Baldwin- Lomax turbulent model is employed.

基于全隐式无分裂方法，数值求解三维非定常雷诺平均的Navier-Stokes方程，紊流模型采用修正的B-L代数模型。

Patent, and then the blade-to-blade flow was computed by solving the two-dimensional steady Navier-Stokes equations, finally, overall performance and internal flowfield characterization were obtained and analyzed.2. As to radial matching between blade sections, preliminary investigations were developed from three aspects such as stall margin customizing technique, control technology of tip clearance flow, prediction model and control technology of corner separate.a On basis of reviewing on methods of achieving the goal of stall margin in design process of fan and axial-flow compressor, in conjunction of understandings on "Sweep/Dihedral", stall margin customizing technique was put forward; two-dimensional performance prediction method for stall margin customizing was developed, it can consider influences of radial stacking patterns of blade sections and axial distances between blade rows conveniently and rapidly.b A simple model for tip leakage mixing loss of unshrouded blades for compressible flow was presented.

二、叶片基元展向匹配方面，本研究从影响负荷最大化的叶身展向积迭注：原(来源：ABC论文35网www.abclunwen.com指掠弯是裕度定制的一部分，为方便论述，本文将此统一论述为裕度定制、叶尖间隙、叶片与端壁角区这三个最重要因素出发，探讨了各因素影响负荷最大化的机理，并由此给出了最大负荷设计过程中的技术措施和努力方向。1从掌控风扇/轴流压气机裕度方法回顾入手，探析了美国和俄罗斯裕度控制方法及相应特点，结合对&掠/弯&因素的认识提出了裕度定制技术：并开发了能够体现裕度定制思想的二维特性预估方法，可在二维层面下方便快捷地考虑以掠/弯为代表的叶片基元展向积迭以及叶片排间轴向间距带来的影响；2借鉴Denton关于不可压叶尖泄漏损失的理论分析，推导出适用于可压缩流动的叶尖泄漏掺混损失计算的基本关系式。

Viscous flows around an infinite span untapered swept back wing at high angles of attack are investigated numerically by solving the quasi two dimensional Navier Stokes equations to deal with the effects of the swept-angle on the flow structure and force behavior.

通过数值求解Navier Stokes方程，研究了无限翼展直后掠翼在不同后掠角下的大迎角粘性分离流，探讨了后掠角对流场结构和升阻力特性的影响。

Considering the characters of the viscoidal turbulent flow over high-speed train,the computing model of the outer fiow field for high-speed train has beenestablished based on the incompressible fluid Navier-StOkes epuation and theturbulent model of ke two equations. The equation set of the flow field problemvia finite element methods has been set up.

根据高速列车粘性紊态绕流的特点，在较少简化的条件下以Navier-Stokes方程和κ-ε两方程紊流模型为基础，建立了高速列车外流场的计算模型，在近壁区域采用壁面函数修正紊流模型。

MRF approach was applied to investigate the flow characteristics around a high-speed ICE train travelling on south Yashiro bridge in Japan under cross wind,based on three dimensional incompressible Reynolds-averaged Navier-Stokes equations,combined with RNG k-ε turbulence model.

采用3维定常不可压缩雷诺平均N-S方程，结合RNGk-ε湍流模型，利用多重参考系法，对横向风作用下ICE高速列车在日本屋代南桥上运行的绕流进行分析。

The 3D-flow field in a bell-shaped suction box of a large pumping station of the South-to-North Water Transfer Project is simulated applying Reynolds-averaged Navier-Stokes equation, the standard turbulent model, and SIMPLEC algorithm.

结合南水北调某大型泵站钟形进水流道的设计，采用雷诺平均纳维-斯托克斯方程和标准湍流模型，运用SIMPLEC算法，模拟了钟形进水流道2种设计方案在对称进水工况和偏流进水工况下的三维流场。

Stokes: So he was asphyxiated by hanging?

那他是由于上吊而窒息的了？

The present study focuses on some important aspects of LES technology. It includes review of LES development, fundamental theory and equations and numerical implementation. The procedure of LES consists of filtering Navier-Stokes equation, modeling subgrid scale, closuring the set of equations and solving the numerical equations.

本文对大涡模拟的研究集中在以下几个方面：首先回顾了大涡模拟技术发展的历程，它的理论基础与滤波方程组，以及它在CFD程序中的数值模拟实现：包括滤波NS方程，模化亚网格量，封闭滤波方程，求解滤波方程。

Two-phase flow ; miking layer ; discrete vortex method ; stokes number

两相流；混合层；离散涡方法； Stokes数

In this thesis, different types of stability equations, including Orr-Sommerfeld Equation and Parabolized Stability Equation based on the"slow change"hypothesis and the local method equation which is computed in local range, are derived from Navier-Stokes equation with"small disturbance"hypothesis.

摘要本文从Navier-Stokes方程出发，导出不同形式的流动稳定性方程，包括采用小扰动理论得到的Orr-Sommerfeld方程、基于流向慢变特性而得到的抛物化稳定性方程以及在一小范围内计算的局部法方程。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"